US Bridges

6108C over U.P. R.R. under

Fair

Pittsburg County, Oklahoma · 0.6 Mi. N. of Crower · Structure no. 241700000000000

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
150 ft
3 main spans
Daily traffic
130
2022 count
Owner
County
County Highway Agency

About this bridge

6108C over U.P. R.R. under is a steel stringer/multi-beam or girder carrying 6108C over U.P. R.R. under in Pittsburg County, Oklahoma. It was built in 1960, so it is 65 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 130 vehicles a day, roughly 10% of them trucks, projected to reach 208 by 2042. The structure is 150 ft (45.7 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries6108C
CrossesU.P. R.R. under
Location0.6 Mi. N. of Crower
RouteCounty Highway 6108C
CountyPittsburg County
StateOklahoma
Coordinates35.13192, -95.67405
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length150 ft (45.7 m)
Longest span50 ft (15.2 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2022)
Projected traffic208 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$371,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was 6108C over U.P. R.R. under built?

It was built in 1960, making it 65 years old in 2025.

What condition is 6108C over U.P. R.R. under in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does 6108C over U.P. R.R. under carry?

About 130 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 6108C over U.P. R.R. under?

The structure is 150 ft (45.7 m) long with a longest span of 50 ft (15.2 m) and a deck 31 ft wide.

Who owns 6108C over U.P. R.R. under?

It is owned by the County Highway Agency.